86428120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{74507}}^1$

素因数の和:74547

約数の個数: 32

約数和(自身を含む): 201171600

約数和(自身を除く): 114743480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 74507, 149014, 298028, 372535, 596056, 745070, 1490140, 2160703, 2980280, 4321406, 8642812, 10803515, 17285624, 21607030, 43214060, 86428120]

約数ペア:

[(1, 86428120), (2, 43214060), (4, 21607030), (5, 17285624), (8, 10803515), (10, 8642812), (20, 4321406), (29, 2980280), (40, 2160703), (58, 1490140), (116, 745070), (145, 596056), (232, 372535), (290, 298028), (580, 149014), (1160, 74507)]